Nick and Vanessa Are Definitely Back On

If there was any doubt that Nick Lachey and Vanessa Minnillo, who broke up back in June, are now back together, the pair are now not making any attempt to hide their rekindled romance.

Earlier today, Nick and 'Ness grabbed lunch together at Manhattan comfort food fave Duke's. And witnesses tell OK! the couple were holding hands over the table as they ate and chatted. "They're definitely back on," one witness tells OK! about their behavior.